Proceedings of the 3rd International Conference on Information Technology and Computer Science (ITCS2011), July 23-24, 2011, in Huangshi, China. It is an international forum for researchers and practitioners from academia and industry to present current results and original research in the context of Information Technology and Computer Science. ITCS2011 was organised by Huangshi Institute of Technology, and sponsored by Huazhong University of Science and Technology, National Technical University of Ukraine, Harbin Institute of Technology, Wuhan University, Research Association of Modern Education and Computer Science.